Home / 92,856.88-128,150.46-52,577.74

Finding the Fourth Proportional to 92,856.88, 128,150.46 and 52,577.74

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Solution

The fourth proportional to 92,856.88, 128,150.46 and 52,577.74 is: 72,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,856.88 : 128,150.46 = 52,577.74 : x
  2. Step 2: Convert to fraction form
    92,856.88/128,150.46 = 52,577.74/x
  3. Step 3: Cross multiply
    92,856.88x = 128,150.46 × 52,577.74
  4. Step 4: Simplify right side
    92,856.88x = 6,737,861,566.76
  5. Step 5: Solve for x
    x = 6,737,861,566.76/92,856.88
  6. Step 6: Final answer
    x = 72,561.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.